Eroare de compilare: user.cpp:33:1: error: ‘bitset’ does not name a type bitset<maxl> not_question[maxn] = {}; ^~~~~~ user.cpp: In function ‘void build_not_question()’: user.cpp:37:13: error: ‘not_question’ was not declared in this scope not_question[i][j] = (s[i][j] != '?'); } ^~~~~~~~~~~~ user.cpp: In function ‘void build_number_of_questions()’: user.cpp:42:9: error: ‘bitset’ was not declared in this scope bitset<maxl> tmp = 0; ^~~~~~ user.cpp:42:22: error: ‘tmp’ was not declared in this scope bitset<maxl> tmp = 0; ^~~ user.cpp:44:20: error: ‘not_question’ was not declared in this scope tmp |= not_question[__builtin_ctz(j&-j)]; ^~~~~~~~~~~~